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#7qARSkeKZspublic / public新しいバージョン

匿名作成日 4 days ago 失効まで 3 days 20.5 KB 構文: text

変更により、このペーストにリンクされた新しいペーストが作成されます — 元のペーストは変更されません。

新しいバージョン 変更により、このペーストにリンクされた新しいペーストが作成されます — 元のペーストは変更されません。

可視性パブリックフィードアクセス public

変更メモ (任意)

このペーストはパブリックフィードに表示されます。リンクを知っている人だけに見せたい場合は可視性を変更してください。

キャンセル

// ==UserScript==
// @name         X / Twitter Media Downloader
// @namespace    Violentmonkey Scripts
// @version      1.1.2
// @description  Download highest quality photos, videos, and GIFs on X/Twitter (desktop & mobile, including quoted tweets)
// @match        https://x.com/*
// @match        https://twitter.com/*
// @match        https://*.x.com/*
// @match        https://*.twitter.com/*
// @grant        GM_download
// @grant        GM_xmlhttpRequest
// @connect      twimg.com
// @connect      twitter.com
// @connect      x.com
// @require      https://cdn.jsdelivr.net/npm/gifshot@0.4.5/build/gifshot.min.js
// @run-at       document-start
// ==/UserScript==

(function () {
    'use strict';

const tweetMediaMap = new Map();

// Intercept media metadata from main page context
    window.addEventListener('message', (e) => {
        if (e.data && e.data.type === 'X_MEDIA_DATA') {
            tweetMediaMap.set(e.data.tweetId, e.data.mediaList);
        }
    });

// Inject interceptor into main page context to capture GraphQL responses
    function injectInterceptor() {
        const script = document.createElement('script');
        script.textContent = `(${function () {
            function parseTwitterApi(json) {
                if (!json || typeof json !== 'object') return;

function traverse(obj) {
                    if (!obj || typeof obj !== 'object') return;

if (obj.tweet_results?.result) {
                        extractFromTweet(obj.tweet_results.result);
                    }
                    if (obj.tweetResult?.result) {
                        extractFromTweet(obj.tweetResult.result);
                    }
                    if (obj.itemResult?.tweet_results?.result) {
                        extractFromTweet(obj.itemResult.tweet_results.result);
                    }
                    if (obj.__typename === 'Tweet' || obj.__typename === 'TweetWithVisibilityResults') {
                        extractFromTweet(obj);
                    }

for (let k in obj) {
                        if (Object.prototype.hasOwnProperty.call(obj, k)) {
                            traverse(obj[k]);
                        }
                    }
                }

function extractFromTweet(tweetObj) {
                    if (!tweetObj) return;
                    if (tweetObj.__typename === 'TweetWithVisibilityResults' && tweetObj.tweet) {
                        tweetObj = tweetObj.tweet;
                    }

const legacy = tweetObj.legacy;
                    const tweetId = legacy?.id_str || tweetObj.rest_id;
                    let mediaList = legacy?.extended_entities?.media || legacy?.entities?.media;

if (tweetId && mediaList && mediaList.length > 0) {
                        window.postMessage({ type: 'X_MEDIA_DATA', tweetId, mediaList }, '*');
                    }

// Handle Retweets
                    if (legacy?.retweeted_status_result?.result) {
                        extractFromTweet(legacy.retweeted_status_result.result);
                    }

// Handle Quoted Tweets explicitly
                    if (tweetObj.quoted_status_result?.result) {
                        extractFromTweet(tweetObj.quoted_status_result.result);
                    }
                }

traverse(json);
            }

injectInterceptor();

// Media Downloader via GM_download / GM_xmlhttpRequest
    function downloadMedia(url, filename) {
        return new Promise((resolve, reject) => {
            if (typeof GM_download === 'function') {
                try {
                    GM_download({
                        url: url,
                        name: filename,
                        onload: () => resolve(),
                        onerror: (err) => {
                            console.warn('GM_download error, falling back to XHR:', err);
                            downloadViaXHR(url, filename).then(resolve).catch(reject);
                        },
                        ontimeout: () => {
                            downloadViaXHR(url, filename).then(resolve).catch(reject);
                        }
                    });
                    return;
                } catch (e) {
                    console.warn('GM_download failed:', e);
                }
            }
            downloadViaXHR(url, filename).then(resolve).catch(reject);
        });
    }

function downloadBlob(blob, filename) {
        const url = URL.createObjectURL(blob);
        const a = document.createElement('a');
        a.href = url;
        a.download = filename;
        document.body.appendChild(a);
        a.click();
        document.body.removeChild(a);
        setTimeout(() => URL.revokeObjectURL(url), 10000);
    }

function processAndDownloadGif(videoUrl, btn) {
        btn.textContent = '⏳ Converting...';

gifshot.createGIF({
            video: [videoUrl],
            numFrames: 36,
            interval: 0.08,
            sampleInterval: 10,
            gifWidth: 480,
            numWorkers: 2
        }, async function (obj) {
            if (!obj.error) {
                const blob = dataURItoBlob(obj.image);
                downloadBlob(blob, `x_gif_${Date.now()}.gif`);
                btn.textContent = '✅ Saved GIF';
            } else {
                console.warn('GIF conversion error, saving as MP4:', obj.error);
                try {
                    await downloadMedia(videoUrl, `x_gif_${Date.now()}.mp4`);
                    btn.textContent = '✅ Saved MP4';
                } catch (e) {
                    btn.textContent = '❌ Failed';
                }
            }
            setTimeout(() => {
                btn.textContent = '⬇️ DL';
                btn.dataset.loading = 'false';
            }, 3000);
        });
    }

function findStatusIdInContainer(container) {
        if (!container) return null;

// Priority 1: Check time elements
        const timeLinks = container.querySelectorAll('time');
        for (let timeEl of timeLinks) {
            const link = timeEl.closest('a[href*="/status/"]');
            if (link) {
                const href = link.getAttribute('href') || '';
                const match = href.match(/status\/(\d{15,20})/);
                if (match) return match[1];
            }
        }

// Priority 2: Check any status link
        const links = container.querySelectorAll('a[href*="/status/"]');
        for (let link of links) {
            const href = link.getAttribute('href') || '';
            const match = href.match(/status\/(\d{15,20})/);
            if (match) return match[1];
        }

return null;
    }

// Resolves Tweet ID for both standard tweets and quoted tweets (including video-player testids)
    function getTweetId(element) {
        if (!element) return null;

// 1. Look inside media container for testids like "video-player-mini-ui-2086876306000482413"
        const testIdNodes = [element, ...element.querySelectorAll('[data-testid]')];
        for (const node of testIdNodes) {
            const testId = node.getAttribute?.('data-testid') || '';
            if (testId.includes('video-player') || testId.includes('tweet') || testId.includes('media')) {
                const match = testId.match(/(\d{15,20})/);
                if (match) return match[1];
            }
        }

// 2. Search status links inside current element
        const statusIdInSubtree = findStatusIdInContainer(element);
        if (statusIdInSubtree) return statusIdInSubtree;

// 3. Ascend DOM tree level-by-level
        let current = element.parentElement;
        while (current && current !== document.body) {
            const testIdNodesCurrent = [current, ...current.querySelectorAll('[data-testid]')];
            for (const node of testIdNodesCurrent) {
                const testId = node.getAttribute?.('data-testid') || '';
                if (testId.includes('video-player') || testId.includes('tweet') || testId.includes('media')) {
                    const match = testId.match(/(\d{15,20})/);
                    if (match) return match[1];
                }
            }

const statusId = findStatusIdInContainer(current);
            if (statusId) return statusId;

current = current.parentElement;
        }

// 4. Fallback to current URL
        const pageMatch = window.location.pathname.match(/status\/(\d{15,20})/);
        if (pageMatch) return pageMatch[1];

return null;
    }

// Fetches media details from cache or Twitter Syndication API fallback
    async function getMediaInfoForTweet(tweetId) {
        if (!tweetId) return null;

if (tweetMediaMap.has(tweetId)) {
            return tweetMediaMap.get(tweetId);
        }

try {
            const syndicationUrl = `https://cdn.syndication.twimg.com/tweet-result?id=${tweetId}&token=x`;
            const res = await new Promise((resolve, reject) => {
                if (typeof GM_xmlhttpRequest === 'function') {
                    GM_xmlhttpRequest({
                        method: 'GET',
                        url: syndicationUrl,
                        onload: (r) => {
                            if (r.status === 200) {
                                try { resolve(JSON.parse(r.responseText)); } catch (e) { reject(e); }
                            } else {
                                reject(r);
                            }
                        },
                        onerror: reject,
                        ontimeout: reject
                    });
                } else {
                    fetch(syndicationUrl).then(r => r.json()).then(resolve).catch(reject);
                }
            });

const mediaList = res?.mediaDetails || [];
            if (mediaList.length > 0) {
                tweetMediaMap.set(tweetId, mediaList);
                return mediaList;
            }
        } catch (e) {
            console.warn('Syndication API fallback error:', e);
        }

return null;
    }

function extractBestVideoFromMediaList(mediaList) {
        if (!mediaList || !Array.isArray(mediaList)) return null;

let bestVideoUrl = null;
        let maxBitrate = -1;
        let isGif = false;

for (const m of mediaList) {
            const variants = m.video_info?.variants || [];
            const currentIsGif = m.type === 'animated_gif';

for (const v of variants) {
                if ((v.content_type === 'video/mp4' || v.url?.includes('.mp4')) && v.url) {
                    const bitrate = v.bitrate || 0;
                    if (bitrate >= maxBitrate) {
                        maxBitrate = bitrate;
                        bestVideoUrl = v.url;
                        isGif = currentIsGif;
                    }
                }
            }
        }

if (bestVideoUrl) {
            return { url: bestVideoUrl, isGif };
        }
        return null;
    }

async function handleDownload(container, btn) {
        if (btn.dataset.loading === 'true') return;
        btn.dataset.loading = 'true';

try {
            // 1. Photo handling
            const img = container.querySelector('img[src*="twimg.com/media/"]');
            if (img && !container.querySelector('video')) {
                let src = img.src;
                try {
                    const u = new URL(src);
                    const format = u.searchParams.get('format') || 'jpg';
                    u.searchParams.set('format', format);
                    u.searchParams.set('name', 'orig');
                    src = u.toString();
                } catch (e) { }

btn.textContent = '⏳ Saving...';
                await downloadMedia(src, `x_photo_${Date.now()}.${src.includes('format=png') ? 'png' : 'jpg'}`);
                btn.textContent = '✅ Saved';
                setTimeout(() => { btn.textContent = '⬇️ DL'; btn.dataset.loading = 'false'; }, 3000);
                return;
            }

// 2. Video / GIF handling
            const video = container.querySelector('video');
            if (video) {
                btn.textContent = '⏳ Resolving...';
                const tweetId = getTweetId(container);
                let videoData = null;

if (tweetId) {
                    const mediaList = await getMediaInfoForTweet(tweetId);
                    if (mediaList) {
                        videoData = extractBestVideoFromMediaList(mediaList);
                    }
                }

// Fallback direct src
                if (!videoData) {
                    let src = video.src || video.currentSrc || '';
                    if (!src || src.startsWith('blob:')) {
                        const sourceEl = video.querySelector('source');
                        if (sourceEl) src = sourceEl.src;
                    }
                    if (src && !src.startsWith('blob:')) {
                        const isGif = src.includes('tweet_video') || video.loop || video.hasAttribute('data-is-gif');
                        videoData = { url: src, isGif };
                    }
                }

if (!videoData || !videoData.url) {
                    alert('Could not resolve video URL. Please try playing the video and click DL again.');
                    btn.textContent = '❌ Failed';
                    setTimeout(() => { btn.textContent = '⬇️ DL'; btn.dataset.loading = 'false'; }, 3000);
                    return;
                }

if (videoData.isGif || videoData.url.includes('tweet_video')) {
                    processAndDownloadGif(videoData.url, btn);
                } else {
                    btn.textContent = '⏳ Saving...';
                    await downloadMedia(videoData.url, `x_video_${Date.now()}.mp4`);
                    btn.textContent = '✅ Saved';
                    setTimeout(() => { btn.textContent = '⬇️ DL'; btn.dataset.loading = 'false'; }, 3000);
                }
            }
        } catch (err) {
            console.error('Download error:', err);
            btn.textContent = '❌ Error';
            setTimeout(() => { btn.textContent = '⬇️ DL'; btn.dataset.loading = 'false'; }, 3000);
        }
    }

function createDownloadButton() {
        const btn = document.createElement('button');
        btn.className = 'x-oneclick-dl-btn';
        btn.textContent = '⬇️ DL';
        btn.title = 'Download Media';

Object.assign(btn.style, {
            position: 'absolute',
            top: '10px',
            right: '10px',
            zIndex: '99999',
            backgroundColor: 'rgba(0, 0, 0, 0.75)',
            color: '#ffffff',
            border: '1px solid rgba(255, 255, 255, 0.3)',
            borderRadius: '20px',
            padding: '6px 12px',
            fontSize: '13px',
            fontWeight: 'bold',
            cursor: 'pointer',
            backdropFilter: 'blur(4px)',
            webkitBackdropFilter: 'blur(4px)',
            boxShadow: '0 2px 8px rgba(0,0,0,0.4)',
            userSelect: 'none',
            webkitUserSelect: 'none',
            touchAction: 'manipulation'
        });

return btn;
    }

function scanAndAttachButtons() {
        const selectors = [
            'div[data-testid="tweetPhoto"]',
            'div[data-testid="videoPlayer"]',
            'div[data-testid="videoComponent"]',
            'div[data-testid="tweetVideo"]',
            'div[data-testid="swipeable-media"]',
            'div[data-testid="slides"]'
        ];

const mediaContainers = document.querySelectorAll(selectors.join(', '));

mediaContainers.forEach(container => {
            if (container.dataset.hasDlBtn) return;

const computedStyle = window.getComputedStyle(container);
            if (computedStyle.position === 'static') {
                container.style.position = 'relative';
            }

const btn = createDownloadButton();

const stopEvents = (e) => {
                e.stopPropagation();
            };

btn.addEventListener('pointerdown', stopEvents);
            btn.addEventListener('touchstart', stopEvents, { passive: true });
            btn.addEventListener('click', (e) => {
                stopEvents(e);
                e.preventDefault();
                handleDownload(container, btn);
            });

container.appendChild(btn);
            container.dataset.hasDlBtn = 'true';
        });

function init() {
        const observer = new MutationObserver(() => scanAndAttachButtons());
        observer.observe(document.body, { childList: true, subtree: true });
        scanAndAttachButtons();
    }

if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', init);
    } else {
        init();
    }
})();